Instrument Features (1)Supports 17 parameters: Ra,Rq,Rz,Rv,Rp,Rm,Rt,RS,RSm,R3z,R5z, R3y,Rz(JIS),Rsk,Rku,Rmax,Rpc (2)Measuring Range: Ra、Rq:0.005-16μm; Rz、Ry、Rt、Rp、Rv、Rmax、R3z、Rz(JIS):0.02-160μm; RS, RSm:1mm, Rmr:0-100%(%Rt), Rsk, Rku,Rpc :0-100% (3)Display used OLED,